Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4339549 | Process for fusion bonding of fluorocarbon type polymers which comprises counter-ion substitution prior to fusion bonding | Hiroshi Sagami | 1982-07-13 |
| 4337141 | Cation exchange membrane | Itaru Watanabe, Isamu Wataya | 1982-06-29 |